Boxes for steam engines



, W. H. MILLER. PACKING EOE STUPEING BOXES PoE STEAM ENGINES, PUMPS, SC. No. 64,995.

Patented May 21, 1867.

e, `e ff, with tutta @anni ffrre.

WILLIAM HAETLEY- MILLER, 0F PHILADELPHIA, --.PENNSYLVANIA.

Lette-rs Patent No. 64,995, dated May 21, 1867.

IMPROVEMENT IN TEE MANUEAGTUEE OEPEIIISIN EOE STUEEING-BOXES 0E STEAM ENGINES,

TO-ALL WHOM IT MAY CONCERN: i

B e it known that I, WILLIAMlIAtRTL-:Y MILLER, of the city and county of Philadelphia, and State of Pennsylvania, have. invented u'new'nnd improved method of manufacturing Stuffing-Box Packing for Engines, Pumps, 85e.; and I doheebydeclure that the following is a. full :und exact. description of the same, reference being had to the accompanying drawings und to the letters of reference marked thereon.

The nature of: my invention consists in the peculiar combination of materials used, whereby said materials are rendered more elcient. I

'loenuble others skilled in the :irt to make and use my invention, I will proceed to describe its construction and operation. Y

I take asmany strands of jute ynrn ns will make the required size,':md pass them through powdered soapstone. I then, by means of machinery for that purpose` twist the strands nml soupstone together into a rope. I thon pass the rope through melted-pamine. I then. by use cf e. braiding machine, cover the rope with fine cotton yarn, after which I puss the combined nmteI- inls through the melted parnfiine, which complctes'thc process of manufacture. B represent-s u piece of this` packing. This packing is used as' ordinary packing is used.

What I claim as my invention, and desire to Secure by'ietters Potent` is The combination of those materials in a peeking-foi" engines, pumps, Sie., in the manner shownand described. I

` WM. HARTLEY MILLER.

Witnesses:

' G. W. MATCHIN, E. W. Mimin 

